Certified14K Oval Cabochon Opal With Very Intense Green With Moderate Play Fire(2ct) 28 Diamonds

An Edna May opal and diamond pendant, c.1915, An Edna May opal and diamond pendant, c.1915, with an oval cabochon opal, with strong orange-red-green-blue play of colour, with a brilliant cut diamond m

1) 14K yellow gold ring featuring an oval cabochon opal, with orange, yellow, blue and green play-of-color, claw set in center and flanked by six accent diamonds, sz. 7.5, and 2) 14K yellow gold ring

An oval opal cabochon with predominately green color play, approx. 7.0 cts. by formula, baguette and RBC diamond pierced shoulders, diamonds approx. .36 ct. TW. Ca. 1940. Unmarked. Size 7 1/2. 4.1 dwt

An unset 1.71ct oval cabochon Australian Opal with moderate play of colours in Violet/Green/Yellow. Measures at 10.90mm in length by 7.90mm in width and 3.61mm thick.

Men's 18K yellow gold ring with center bezel set ethiopian oval cabochon opal that weighs 12.39cts and has a yellowish orange color with orange and green color play. Bezel set on each side is a triang

1970's Victorian Revival Australian Opal Diamond Brooch. Featuring an open frame floral motif centrally set with a oval cabochon cut "jelly" opal exhibiting a harlequin blue, green and red play of col

One Oval-shape, Cabochon-cut Austrailian black opal 159.70 Carats in weight. Intense blue very even play of color, very good finish\\\' no blemishes ,38mmX33mmX23mm, in 14K gold, 3.40 ct diamond.If in

9 round & oval cabochons with lots of blue & green fire play, total 2.50 carats with 16 round diamonds totaling .33 carat, high grade, 14K yellow gold, with appraisal of $2,250.00, currently size 7 1/

7 oval cabochon opals with orange, blue and green play of fire, heavy 18K yellow gold hinged bangle, 22.6 grams, with appraisal of $4,850.00.

OPAL AND DIAMOND CLUSTER RING, in 18 ct. gold. Set with an oval cabochon cut opal with nice color play, surrounded with diamonds. Size N. 3.1 grams.

Featuring two oval-shaped black opal cabochons with blue and green play of color​, weighing a total of approximately 2.80 carats, in a textured 14K yellow gold setting; tops measure 7/8 x 5/

OPAL, DIAMOND AND GREEN GARNET PENDANT/NECKLACE The oval opal cabochon with a brilliant-cut diamond and green garnet surround, lengths: pendant 3.0cm, chain 44.5cm For further information on this lot

Ladies 14kt yellow gold opal and diamond pendant featuring various sizes of prong set oval cabochon cut opals and displaying green and orange fire. Accented with a circle of prong set round diamonds w

LOOSE NATURAL UNTREATED OVAL CABOCHON OPALOpal measures apx 11x6mmNatural untreated Coober pedy, dark gray opal.NewBeautiful color play blues and greens, small hint of red Pictures are taken without a

18K white gold ring featuring oval opal with strong blue and green play-of-color set in center with two rows of diamonds weighing approx. 0.50 ctw, sz 8.75, 6.9 grams

13.26 Carat Oval Cabochon Black Opal, 2.26 Carat TW Eighteen Round Brilliant Cut Diamond and Platinum Ring. Opal with very good play of multi color. Diamonds E-F color, VVS-VS clarity. Stamped Pt900.

Lady's 14K White Gold Opal and Diamond Ring, semi-crystal Oval cabochon Opal measures approx. 12x10mm and displays predominantly pinkish-orange, green and yellow, full cut diamonds total approx. 1 ct.

LADIES 14K WHITE GOLD OPAL DIAMOND & RUBY RING Cabochon 15x20mm oval opal with intense fire passing through a white cape surrounded by twenty diamonds totaling .70ct and 19 rubies totaling approximate

An oval black opal with board blue/green color play, 12.10 x 9.20 mm, set horizontally in RBC diamond pave gallery, hoop, 1.65 cts. TW. 18k. Size 4 1/2. 4.0 dwt.

3 ANTIQUE OPAL AND GOLD RINGS: 1.) Romany (Hans Stern Romany)14K Opal and Diamond Cluster Ring, in shades of blue and green, fur oval opal cabochons surround a prong set center diamond, size 8,stamped

14k gold featuring a large geometric cabochon cut opal with intense streaks of blue and green fire. Unique Mid Century Modernist style mounting set with two round cut accent diamonds with a combined w

Unmounted opal the unmounted oval crystal opal cabochon, exhibits a light gray body color, both broad and block patterns of blue-green to orange-red play-of-colors, measuring approximately 11.19 x 9.4

Set with an oval-shaped intense green jadeite cabochon of very good translucency, surrounded with circular-cut diamonds, mounted in 18K gold, jadeite measuring approximately 19.88 x 13.03 x 5.56 mm, r

A captivating 14k two-tone gold ring adorned with an oval cabochon cut natural opal center, flanked by emerald cut green and yellow sapphire corundum gemstones and round brilliant cut diamonds. This u